# +-*/
print( 3 + 2)
print( 3 - 2)
print( 3 * 2)
print( 3 / 2)

# 乘方
print(2 ** 3)

# 顺序问题
print( 3 + 2 * 2)
print( (3 + 2 ) * 2)

# float
print(0.1 + 0.1)
print(0.1 + 0.2)

# 大数
big_number = 14_000_000_000
print(big_number)

# 同时赋值多个遍历
x, y, z = 0, 0, 0
# 常量
MAX_NUMBER = 5000

# Python 之禅
import  this